Meet the Curve Treadmill; a self-powered treadmill that gives you an intense workout without any electricity. Due to its design, you will burn more calories while spending time on this treadmill. You will be able to attain full sprint in a few steps and try high intensity interval training in the gym.
More gadgets like this: here
With the Curve software, you can track time, distance, calories, and heart rate to generate reports. You can find out more about it here.
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